Automation Rule: Copy Custom Field from Child to its Parent

Question

Is there a way to copy Custom Field (Time spent) from a Child= Story to its Parent = Epic?

Can we add an automation rule for that, I found that video but this video shows how to copy field from a Parent to a Child.

Thanks

Trudy Claspill · Accepted Answer

Question was reposted here:

https://community.atlassian.com/t5/Jira-questions/Automation-Rule-to-update-a-field-to-be-the-same-as-another/qaq-p/2750515